形容词
中文翻译：Unknown
同义词：
['light', 'portable', 'slim例句：1. This lightweight backpack is perfect for hiking in the mountains.（这款轻便的背包非常适合在山区徒步旅行。）']
例句：
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1. This lightweight backpack is perfect for hiking in the mountains.
这款轻便的背包非常适合在山区徒步旅行。
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2. The new laptop has a lightweight design that makes it easy to carry around.
这款新笔记本电脑设计轻巧，便于携带。
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3. The company's lightweight solar panels are highly efficient and cost-effective.
该公司的轻型太阳能板效率高且成本效益好。